| 单词 | impromptus | 
| 释义 | impromptu1 of 2adjective  im·promp·tu  im-ˈpräm(p)-(ˌ)tü  -(ˌ)tyü 1   : made, done, or formed on or as if on the spur of the moment : improvised   2   : composed or uttered without previous preparation : extemporaneous    impromptu adverb  impromptu2 of 2 noun1   : something that is impromptu   2   : a musical composition suggesting improvisation   impromptus nounas in improvisationssomething that is performed, made, or done without preparation although five different lines had been written, the best choice turned out to be an impromptu from the tired actor himself Synonyms & Similar Words Relevance 
 Antonyms & Near Antonyms 
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